code: def test_can_hold_identifiers(self, simple_index):
      idx = simple_index
      key = idx[0]
      assert idx._can_hold_identifiers_and_holds_name(key) is False
  
file_path: pandas/pandas/tests/indexes/test_datetimelike.py
imports: import numpy
  import pytest
  import pandas
  import pandas._testing
label_desc: Use image node_id 4 for calling the TestDatetimeLike obj's underlying member method code with example usage: obj.test_can_hold_identifiers(simple_index) without return types